package work20241211.a;

import java.util.Random;

/**
 * @author zdl
 * @date 2024/12/11
 */
public class Demo {
    public static void main(String[] args) {
        //生成随机4位数
        Random random = new Random();
        int i = random.nextInt(8999)+1000;
        System.out.println(i);
    }
}
